3. A company that produces digital cameras in the USA has produced the following price-demand data in table 1: Table 1: Price-Demand X Millions 2 P ($) 87 68 8 12 53 37 Using regression analysis, the company produced the following price- demand function to model the above data: P(x) = 94.8-5x for 1 x 15 a) Plot the data in table 1. Then sketch a graph of the price-demand function in the same coordinate system. b) What is the company's revenue function for the cameras and what is it domain? c) Complete the following table. Then sketch a graph of the revenie function using these points. Revenue Table: X Millions 1 3 9 ? 12 ? 15 ? ? Porn.. P ($) 90